Complementary
Mounting support	Backplate
Upside connection	Front
Downside connection	Front
Connection pitch	35 mm
Mechanical durability	20000 cycles
Width (W)	140 mm
Height (H)	161 mm
Depth (D)	86 mm
Net weight	2.2 kg
Standards	EN/IEC 60947-1; EN/IEC 60947-3
Contractual warranty
Warranty (in months)	18
Environment
IP degree of protection	IP40 conforming to IEC 60529
IK degree of protection	IK07 conforming to IEC 62262
Electrical shock protection class	Class II
Pollution degree	3 conforming to IEC 60664-1
Ambient air temperature for operation	-25…70 °C
Ambient air temperature for storage	-50…85 °C
Logistical informations
Country of origin	PL
Main
Range	ComPacT
Product name	ComPacT NSX
Device short name	NSX250NA
Product or component type	Switch disconnector
Device application	Distribution
Poles description	4P
[Ith] conventional free air thermal current	250 A at 50 °C
[Ie] rated operational current	AC-22A: 250 A AC 50/60 Hz 220...690 V; AC-23A: 250 A AC 50/60 Hz 220...690 V; DC-22A: 250 A DC 250 V 1 pole; DC-22A: 250 A DC 500 V 2 poles in series; DC-23A: 250 A DC 250 V 1 pole; DC-23A: 250 A DC 500 V 2 poles in series; DC-22A: 250 A DC 750 V 3 poles in series; DC-23A: 250 A DC 750 V 3 poles in series
[Ue] rated operational voltage	690 V AC 50/60 Hz; 750 V DC 3 poles in series; 500 V DC 2 poles in series; 250 V DC 1 pole
Network type	AC; DC
Suitability for isolation	Yes conforming to EN/IEC 60947-3
Utilisation category	AC-22A; AC-23A; DC-22A; DC-23A
Breaking capacity code	NA
Mounting mode	Fixed
[Icw] rated short-time withstand current	3.5 kA during 1 s; 3.5 kA during 3 s; 1.35 kA during 20 s
[Icm] rated short-circuit making capacity	330 kA with upstream protection circuit breaker; 4.9 kA switch-disconnector alone
Control type	Toggle
[Ui] rated insulation voltage	800 V AC 50/60 Hz
[Uimp] rated impulse withstand voltage	8 kV
Contact position indicator
Visible break
Packing Units
Unit Type of Package 1	PCE
Number of Units in Package 1	1
Package 1 Height	14.000 cm
Package 1 Width	14.500 cm
Package 1 Length	19.000 cm
Package 1 Weight	2.597 kg
Unit Type of Package 2	S03
Number of Units in Package 2	6
Package 2 Height	30.000 cm
Package 2 Width	30.000 cm
Package 2 Length	40.000 cm
Package 2 Weight	15.981 kg

This ComPacT NSX250NA is a complete 4-pole load break switch. It is used to control and isolate power distribution circuits. This requires upstream protection. The operating current is 250 A at 415 VAC 50/60 Hz for AC22A and AC23A usage categories. The operating voltage is 690 VAC 50/60 Hz. It is equipped with a number of optional features and accessories that are shared with the ComPacT NSX circuit breakers. The dimensions for this 4-pole version are 140 mm x 161 mm x 86 mm. It is compliant with international standards (IEC 60947), CCC, EAC and marine specifications.